How to handle guests who break house rules and smoke in the house? Do Vapes Set Off Smoke Alarms? [Clear Answer] Grey Haze UK Think vapes are harmless to your smoke alarms? Not always. Vapor clouds from ecigarettes can drift into smoke alarms and trigger false alarms, especially in smaller rooms. Even lighter vapes can E liquide cigarette lectronique GOT : ROSE LITCHI 50ml 50MPGV 50VG LOT DE 3 FLACONS (150ml) Vap'Op Sans nicotine ni tabac Fabrication Franaise : Amazon.fr: High Tech